arm: msm: return error pointer in vreg_get if vreg not found
arm: msm: return error pointer in vreg_get if vreg not found

Signed-off-by: Steve Muckle <d282495bfb62d367009a66784cabed6d13acc2f2@quicinc.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs